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Job Descriptions

Water Quality Control Supervisor



Under general direction, plans, organizes, coordinates, and directs the daily operation of the Cityís wastewater treatment facility; operates wastewater facility in compliance with Federal and State requirements. The incumbent may be required to assist in public activities or meetings, and coordinate with other service areas. Performs other job related work as required.


This is a classification responsible for the discrete sub-departmental organizational component(s) and programs/functions involving the supervision and coordination of the Cityís wastewater treatment facility operations. In addition the job incumbent has direct responsibilities for overseeing and directing the work of subordinate staff. This position differs from other positions involved in wastewater facility operations related to the broader responsibility for developing and implementing programs, systems and procedures. Duties and responsibilities are performed in accordance with the law, ordinance, and City policy.


General direction is provided by the Utilities Manager. The incumbent is expected to work with minimal direct supervision, exercising independent judgment and initiative in a number of complex responsible and sensitive areas. The Water Quality Control Supervisor supervises skilled crafts and craft staff directly or through subordinate staff.

ESSENTIAL FUNCTIONS Ė Duties may include, but are not limited to the following:

  • Plans, develops, and implements or directs the implementation of goals, objectives, policies and priorities relating to operation, and improvement of the wastewater treatment facility and related facilities.
  • Participates in the development of the wastewater treatment operations unit budget; forecasts additional funds needed for staffing, equipment, materials, and supplies; monitors; expenditures; implements mid-year adjustments.
  • Develops and administers operating and reporting procedures including training schedules.
  • Ensures City compliance with Federal, State and local laws and codes relating to safety standards, personnel programs, regulatory requirements and construction codes.
  • Oversees the biochemical testing laboratory and takes appropriate corrective action to make operational changes to ensure compliance with water quality requirements.
  • Monitors biosolids beneficial reuse program in accordance with Federal, State and local requirements.
  • Ensures close coordination with other City departments and affected outside groups.
  • Participates in recruitment and selection activities; makes recommendations for appointment of new staff; assists with staff orientation and training.
  • Supervises staff including provision of timely performance evaluations; recommends and implements approved discipline; provides staff development; and maintains high standards necessary for efficient, professional operations.
  • Assists in establishing budget guidelines; reviews unit expenditures.
  • Makes presentations before various groups, Commissions, professional and public meetings, as needed.
  • Builds and maintains respectful, positive working relationships with staff, supervisors, outside agencies and the public using principles of good customer service; provides effective conflict resolution, as needed.
  • Provides a wide range of technical information regarding unit activities, operations, policies and procedures to representatives of other agencies.
  • Reviews, prepares and presents reports; inspects and evaluates unit and contract operations; performs long range planning studies; reviews and makes recommendations on construction plans and specifications.
  • Selects trains, and evaluates personnel; establishes and monitors employee performance objectives; prepares and present employee performance reviews; provides or coordinates staff training; works with employees to correct deficiencies; implements discipline and termination actions.
  • Maintains a variety of technical project files and records. Models appropriate professional conduct; maintains appropriate confidentiality of sensitive information; complies with and supports City policies and procedures, labor laws, and MOU provisions.
  • Attends assigned meetings and training; interacts with outside agencies; provides leadership for teams, or committees, as needed.
  • Assures staff works in a safe manner; follows safety requirements; monitors and assures compliance with regulations and other legal requirements.
  • Supervises and maintains a variety of employee training and work safety activities.
  • Perform related duties as assigned.


Knowledge of:

  • Principles and practices of wastewater treatment facility construction, maintenance and operation.
  • Methods, materials, techniques, tools, and equipment employed in wastewater treatment facility construction, maintenance, and operations programs.
  • Principles, objectives and tests used in a biochemical laboratory including methods of bacteriological and chemical sewage analysis.
  • Operating principles of valves, pumps, and motors.
  • Principles and practices of supervision, staff selection, training and personnel management.
  • Safe work practices and related regulations.
  • Principles of public speaking, conflict resolution and excellent customer service.
  • Occupational hazards and standard safety precautions necessary to maintain safe work practices and environment.
  • Federal, State and local regulations and codes relating to wastewater treatment facility construction, maintenance and operation.
  • Principles and practices of organization and personnel supervision.

Ability to:

  • Lead, manage, evaluate and train personnel effectively and maintain discipline.
  • Diagnose and troubleshoot complex problems and provide and coordinate appropriate solutions.
  • Organize, implement and supervise departmental goals and City objectives.
  • Plan, organize, direct and supervise the work of wastewater treatment facility operations staff.
  • Assist in development of the budget.
  • Interpret and apply Federal State, and local laws and regulations.
  • Establish and maintain cooperative working relationships with elected officials, administration, other employees, and the general public.
  • Prepare clear and concise reports; develop policy and procedure recommendations.
  • Make presentations before groups and represent the City in public forums.
  • Use computer and needed programs effectively.
  • Organize, analyze, manage and implement a variety of programs.
  • Establish and maintain respectful, effective and cooperative working relationships with those contacted in the course of work.
  • Communicate effectively, orally, electronically and in writing.
  • Work with and control sensitive and confidential information.
  • Plan, initiate, manage and complete complex and multiple simultaneous work assignments or projects with a minimum of direction.
  • Perform related duties as assigned.


Six years of increasingly responsible experience in the operation and maintenance of a wastewater treatment facility, including two years of supervisory responsibilities.


Equivalent to the possession of an Associateís Degree with coursework in biology, chemistry, or a closely related field within four (4) years of appointment as a condition of continued employment.


Possession of a valid Grade 4 Wastewater Treatment Operatorís certificate as issued through procedures established by the California State Water Resources Control Board.

Possession of a valid California Driverís License in the category necessary to perform essential duties of the position may be required at the time of appointment. Individuals who do not meet this requirement due to a physical disability will be considered for accommodation on a case-by-case basis. Maintenance of a valid California Driverís license thereafter is a condition of continued employment.


Maintain the following physical abilities: See well enough to read, write, differentiate color, make observations and to operate a motor vehicle, hand and power tools; hear bilaterally, hear well enough to converse on the radio, telephone and in person; bodily mobility to walk, climb ladders, bend, stand or crouch for extended periods of time and to operate assigned equipment and vehicles; smell well enough to detect / differentiate odor; able to tolerate extreme fluctuations in temperature while performing essential functions, be able to lift equipment as necessary.

Class Established: 7/06

Reviewed and Approved:


Personnel Office



      For questions about City employment, please contact:

      Human Relations
      156 S. Broadway, Ste. 235
      Turlock, CA 95380-5454
      (209) 668-5150
      Monday - Friday, 8AM - 5PM

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